Metric 90A Urethane Back-Up Ring | MBU Hydraulic O-Ring Back-Up Ring | HydraPak Seals, Inc
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MBU-40X5X1.7

MBU Metric Urethane Back-Up Ring, 40.00 X 5.00 X 1.70

Part #:
MBU-40X5X1.7
Min. Order Qty: 1

Brand: HPSI

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HPSI

Metric 90A Urethane Back-Up Rings provide excellent extrusion resistance and durability for high-pressure sealing applications. Made from 90A urethane unless otherwise designated, these back-up rings support metric O-rings by helping prevent seal deformation and extend service life. Designed for hydraulic and pneumatic systems, they provide reliable support in demanding operating conditions.

Construction      :      Solid
Inside Diameter      :      40.00 mm
Material      :      90A Urethane
Outside Diameter      :      50 mm
Part Number      :      (Prefix)(ID)X(C/S)X(TH)
Temperature Range      :      -40° to 200°F
Thickness      :      1.70 mm
Width      :      5.00 mm
  • 90A urethane construction provides excellent extrusion resistance
  • Durable construction supports demanding applications
  • Designed to support metric O-rings in high-pressure applications
  • Helps prevent O-ring deformation and extrusion
  • Helps extend O-ring service life
  • Suitable for hydraulic systems
  • Suitable for pneumatic systems
  • Metric design provides compatibility with metric O-ring applications
  • 90A urethane material applies unless otherwise designated
  • 60D suffix designates 60A urethane
  • 70D suffix designates 70A urethane

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